RDA Microelectronics, Inc. (RDA) is engaged in fabless semiconductor company, which designs, develops and markets radio-frequency and mixed-signal semiconductors for a range of cellular, broadcast, and connectivity applications. Its system-level property includes frequency modulation, Bluetooth, wireless fidelity, global positioning system, analog mobile television, china mobile multimedia broadcasting, digital audio broadcasting, and other radio-frequency components, including second generation and third generation transceivers, digital video broadcasting - terrestrial (DVB-T) and DVB- satellite tuners, and power amplifiers. It designs, develops and markets radio-frequency and mixed-signal semiconductors for a range of cellular, broadcast, and connectivity applications in consumer electronics devices, in mobile handsets. In March 2012, it acquired all of the baseband intellectual property of Coolsand Holding Co., Ltd. and its subsidiaries (Coolsand).